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movenc: add video_track_timescale option 

Signed-off-by: Jean First <jeanfirst@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Jean First 2013-05-16 23:35:05 +02:00 committed by Michael Niedermayer
parent 7baef22fca
commit 7e570f027b
2 changed files with 9 additions and 3 deletions
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11
libavformat/movenc.c
View File

@ -62,6 +62,7 @@ static const AVOption options[] = {
{ "frag_size", "Maximum fragment size", offsetof(MOVMuxContext, max_fragment_size), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM},
{ "ism_lookahead", "Number of lookahead entries for ISM files", offsetof(MOVMuxContext, ism_lookahead), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM},
{ "use_editlist", "use edit list", offsetof(MOVMuxContext, use_editlist), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, AV_OPT_FLAG_ENCODING_PARAM},
{ "video_track_timescale", "set timescale of all video tracks", offsetof(MOVMuxContext, video_track_timescale), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM},
{ NULL },
};
@ -3624,9 +3625,13 @@ static int mov_write_header(AVFormatContext *s)
}
track->height = track->tag>>24 == 'n' ? 486 : 576;
}
track->timescale = st->codec->time_base.den;
while(track->timescale < 10000)
track->timescale *= 2;
if (mov->video_track_timescale) {
track->timescale = mov->video_track_timescale;
} else {
track->timescale = st->codec->time_base.den;
while(track->timescale < 10000)
track->timescale *= 2;
}
if (track->mode == MODE_MOV && track->timescale > 100000)
av_log(s, AV_LOG_WARNING,
"WARNING codec timebase is very high. If duration is too long,\n"

1
libavformat/movenc.h
View File

@ -168,6 +168,7 @@ typedef struct MOVMuxContext {
AVIOContext *mdat_buf;
int use_editlist;
int video_track_timescale;
} MOVMuxContext;
#define FF_MOV_FLAG_RTP_HINT 1